Fort Collins Weather Forecast

    • 50
    • 78

    Slight Chance Thunderstorms

    • 49
    • 81

    Slight Chance Thunderstorms

    • 47
    • 73

    Rain Showers Likely

    • 40
    • 61

    Rain Showers

    • 43
    • 68

    Chance Rain Showers

    • 45
    • 74

    Slight Chance Thunderstorms

Today 18 May Larimer County Below 6000 Feet/Northwest Weld County

Mostly sunny. Slight chance of Thunderstorms in the afternoon. Highs in the mid to upper 70s. Northwest Winds 10 to 15 Mph with Gusts up to 20 Mph, becoming south with Gusts up to 30 Mph in the afternoon. Chance of precipitation 10 percent.

Tonight 18 May Larimer County Below 6000 Feet/Northwest Weld County

Mostly cloudy. Slight chance of Thunderstorms in the evening. Lows near 50. South Winds 10 to 15 Mph with Gusts up to 30 Mph in the Evening, becoming light. Chance of precipitation 20 percent.

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Fort Collins Temperature Statistics

May Temperature

Fort Collins/Loveland - Northern Colorado Regional Airport (9.9 miles)

  • Lowest 8 May, 2024

    32 °F

  • Average May

    52.9 °F

  • Highest 14 May, 2024

    77 °F

Climate (2019–Present)

Fort Collins/Loveland - Northern Colorado Regional Airport (9.9 miles)

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  • Average Low 2019–2024

    37.2 °F

  • Average 2019–2024

    50.2 °F

  • Average High 2019–2024

    64.3 °F
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